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anaesthesia, 1 or 2 will be aware. anaesthesia is really more an art than a science. beeping monitors can't always tell if a patient is unconscious. but a new approach that can monitor consciousness itself. >> you don't want the patient to feel any pain, to have any memory. >> reporter: his work looks at the brain. his theory, all the electrical signals, spreading across the brain, creates consciousness. think of it as flipping a light switch, with light spilling into all the rooms of your brain. in surgery, anaesthesia closes the door. that's when you're truly unconscious. this stimulates the brain with an electric current to see if it spreads. an unconscious brain would have no reaction. a brain conscious during surgery would. >> finding out whether the various parts of the brain are talking to each other or not. >> reporter: it would mean doctors could stop the horror that happened to angela. >> it really does affect somebody's life a great deal. >> i look forward to anaesthesia as the best sleep i ever get. yeah, and they say it happens in terms of every 1,000 patients, 1 or 2. 26,000
Search Results 0 to 2 of about 3 (some duplicates have been removed)